The book "Programming applications for mobile devices running Android . H. 1" is a fascinating and deep dive into the world of mobile application development for the Android platform. Despite the absence of a specific author, this publication has gathered the knowledge and experience of many specialists, which makes it a valuable resource for anyone who wants to master this dynamically developing area. From the first pages, the reader finds himself at the center of events, where technology and creativity are intertwined, creating unique applications that can change the daily lives of users. The book covers a wide range of topics, ranging from the basics of programming in Java to more complex concepts, such as working with APIs and integrating with various services. This makes it an ideal choice for both beginners and more experienced developers looking to expand their knowledge and skills. Who is this book intended for? It will be of particular interest to students and young professionals in the field of information technology, as well as to anyone who wants to take the first steps in the development of mobile applications . If you are passionate about technology, want to create your own application or just interested in how modern mobile devices work, then this publication will become a real guide for you. The book is suitable for both people with technical education and for those who are just starting their way in programming. The topics raised in the book are diverse and relevant. The reader will be able to learn about the principles of user interface design, the basics of working with databases, as well as how to optimize applications for various Android devices and versions. It is especially worth noting the attention paid to application security issues, which in the modern world is an integral part of the development of . This book not only teaches, but also emphasizes the importance of creating safe and reliable software. The style of presentation of the material in the book is characterized by accessibility and clarity. Code examples, illustrations, and step-by-step instructions make the learning process fun and understandable. The reader not only receives theoretical knowledge, but can immediately apply them in practice, which greatly speeds up the process of mastering . In addition, the book includes many useful tips and recommendations from practicing developers, which adds practical value to it. If you are looking for similar works, you should pay attention to books such as “Learning Java for Android” or “Android Programming: The Big Nerd Ranch Guide”. These publications also offer a deep dive into the world of Android development and can be a great addition to your learning. In conclusion, "Programming applications for mobile devices running Android. H. 1" is not just a book, but a whole world of opportunities for those who want to become part of the mobile technology industry. It inspires creativity, helps develop skills, and opens doors to a future where mobile apps play a key role in people’s lives. If you are ready for a fascinating journey into the world of programming, this book will become your reliable companion.